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Finding the Third Proportional to 96,811.50 and 208,453.50

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Solution

The third proportional to 96,811.50 and 208,453.50 is: 448,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,811.50 : 208,453.50 = 208,453.50 : x
  2. Step 2: Convert to fraction form
    96,811.50/208,453.50 = 208,453.50/x
  3. Step 3: Cross multiply
    96,811.50x = 208,453.50 × 208,453.50
  4. Step 4: Simplify right side
    96,811.50x = 43,452,861,662.25
  5. Step 5: Solve for x
    x = 43,452,861,662.25/96,811.50
  6. Step 6: Final answer
    x = 448,839.88

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.